Chemical formula: Na3PO4
Molecular weight: 163.97
Properties: White or yellow powder, soluble in water easily, but not in organic solvent, water solution is alkaline. pH of 1% water solution is12.1. Relative density is 2.537, melting point is 134℃.
Technical Specification:
|
No
|
Specification
|
Food grade Superior grade
|
|
1
|
Appearance
|
white powder
|
|
2
|
Main content %≥
|
98.0
|
|
3
|
P2O5 %≥
|
42.4
|
|
4
|
Na2O %
|
36-40
|
|
5
|
pH of 1% water solution
|
11.5-12.5
|
|
6
|
Heavy metal, as Pb %≤
|
0.001
|
|
7
|
Arsenic, as As %≤
|
0.0003
|
|
8
|
Fluoride, as F %≤
|
0.002
|
|
9
|
Water insoluble %≤
|
0.1
|
|
10
|
Sieve test(Through60mesh)%≥
|
90.0
|
Application: Used as soft water agent for boiler, cleaning agent in electroplating, etc.
Packing: Plastic-woven sack with polythene inner bag. Net weight: 25kg. Stored in ventilated and dry place
